METHOD AND DEVICE FOR IMPORTANT DOCUMENT SENTENCE EXTRACTION AND RECORD MEDIUM WHERE IMPORTANT DOCUMENT SENTENCE EXTRACTING PROGRAM IS RECORDED

摘要

PROBLEM TO BE SOLVED: To easily extract an important sentence from a document with high precision. SOLUTION: An improper expression table wherein improper expressions are described and an important expression table wherein important expressions are described are prepared; and a morpheme analysis (S2) of an inputted document is taken, the analyzed document is divided (S3) into sentences, and sentences including improper expressions are removed (S4) from the document divided into the sentences by referring to the improper expression table. From the document from which the sentences including the improper expression have been removed, sentences including important sentences are extracted (S5) as important sentence by referring to the important expression table. Here, the process for removing the sentences including the improper expressions is omitted in some cases and the sentences including the important expression may be extracted as important sentence directly from the document divided into the sentences by referring to the important expression table.